Colour
#B4160D
- #B4160D
- Red
- Dark
- Nearest: Firebrick
#B4160D is a red with RGB values 180, 22, 13 and HSL 3°, 87%, 38%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Firebrick.
Colour values
#B4160D#B4160D
HEX#B4160D
RGBrgb(180, 22, 13)
RGB (0–1)0.7059, 0.0863, 0.051
RGB percentages70.6%, 8.6%, 5.1%
HSLhsl(3.2, 86.5%, 37.8%)
HSV / HSBhsv(3.2, 92.8%, 70.6%)
CMYK0%, 87.8%, 92.8%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer11,802,125
CSS custom property--colour: #B4160D;
Brightness & contrast
Relative luminance0.10306WCAG 2.x, 0 is black and 1 is white
Perceived brightness100 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.86:1
Contrast with white6.86:1WCAG normal text: AA
Contrast with black3.06:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#4BE9F2
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.86:1WCAG large text: AAA
Contrast with black, large text3.06:1WCAG large text: AA
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0DABB4
Analogous#B40D57, #B46A0D
Triadic#0DB416, #160DB4
Split complementary#0DB46A, #0D57B4
Tetradic#58B40D, #0DABB4, #6A0DB4
Tints, shades & saturation
Channel breakdown
R180
G22
B13
Red180 (70.6%)
Green22 (8.6%)
Blue13 (5.1%)
Hue3.23°
Saturation (HSL)86.53%
Lightness37.84%
Dominant channelRed
Hex per channelR B4 · G 16 · B 0D
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